html {
  font-size: 50px;
}
@media screen and (min-width: 320px) {
  html {
    font-size: 21.33333333px;
  }
}
@media screen and (min-width: 360px) {
  html {
    font-size: 24px;
  }
}
@media screen and (min-width: 375px) {
  html {
    font-size: 25px;
  }
}
@media screen and (min-width: 384px) {
  html {
    font-size: 25.6px;
  }
}
@media screen and (min-width: 400px) {
  html {
    font-size: 26.66666667px;
  }
}
@media screen and (min-width: 414px) {
  html {
    font-size: 27.6px;
  }
}
@media screen and (min-width: 424px) {
  html {
    font-size: 28.26666667px;
  }
}
@media screen and (min-width: 480px) {
  html {
    font-size: 32px;
  }
}
@media screen and (min-width: 540px) {
  html {
    font-size: 36px;
  }
}
@media screen and (min-width: 720px) {
  html {
    font-size: 48px;
  }
}
@media screen and (min-width: 750px) {
  html {
    font-size: 50px;
  }
}
body {
  min-width: 320px;
  width: 15rem;
  margin: 0 auto;
  line-height: 1.5;
  font-family: Arial, Helvetica, sans-serif;
  background-color: #f2f2f2;
}
a {
  text-decoration: none;
}
ul,
ol {
  margin: 0;
  padding: 0;
  list-style: none;
}
.app {
  position: relative;
  width: 15rem;
  height: 1.8rem;
}
.app img {
  width: 15rem;
  height: 1.8rem;
}
.app .close {
  display: block;
  position: absolute;
  top: 0.54rem;
  left: 0.48rem;
  width: 0.6rem;
  height: 0.6rem;
  background: url(../images/head-close.png) no-repeat;
  background-size: 0.6rem 0.6rem;
  cursor: pointer;
}
.app .open {
  display: block;
  position: absolute;
  top: 0;
  right: 0;
  width: 3.8rem;
  height: 1.8rem;
  background-color: #FE4101;
  font-size: 0.54rem;
  line-height: 1.8rem;
  text-align: center;
  color: #fff;
}
header {
  width: 15rem;
  height: 3.6rem;
  background-color: #FFDB47;
}
header .header {
  display: flex;
  width: 13.64rem;
  height: 1.76rem;
  margin: 0 0.68rem;
}
header .header .classify {
  display: block;
  width: 0.72rem;
  height: 1.2rem;
  margin-top: 0.3rem;
}
header .header .classify img {
  width: 0.72rem;
  height: 1.2rem;
}
header .header .login {
  display: block;
  width: 0.72rem;
  height: 1.2rem;
  margin-top: 0.3rem;
}
header .header .login img {
  width: 0.72rem;
  height: 1.2rem;
}
header .header .focuson {
  flex: 1;
  height: 1.76rem;
  text-align: center;
}
header .header .focuson img {
  width: 7.8rem;
  height: 1.52rem;
  margin-top: 0.2rem;
}
header .search {
  position: relative;
  width: 15rem;
  height: 1.84rem;
}
header .search input {
  width: 14.04rem;
  height: 1.28rem;
  border-radius: 0.64rem;
  margin: 0.24rem 0.48rem;
  border: 0;
  outline: none;
  font-size: 0.6rem;
  padding-left: 1.3rem;
}
header .search::before {
  content: '';
  display: block;
  position: absolute;
  top: 0.5rem;
  left: 0.8rem;
  width: 0.72rem;
  height: 0.72rem;
  background: url(../images/search.png) no-repeat;
  background-size: 0.72rem 0.72rem;
}
.banner {
  width: 15rem;
  height: 4.58rem;
  background: url(../images/banner-bg.png) no-repeat;
  background-size: 15rem 4.58rem;
}
.banner .focus {
  position: relative;
  width: 14.04rem;
  height: 4.58rem;
  margin: 0 0.48rem;
  border-radius: 0.6rem;
  font-size: 0;
  overflow: hidden;
}
.banner .focus ul {
  position: absolute;
  left: 0;
  bottom: 0;
  width: 700%;
  margin-left: -100%;
}
.banner .focus ul li {
  float: left;
  width: 14.04rem;
}
.banner .focus ul li a img {
  width: 100%;
}
.banner .focus ol {
  position: absolute;
  left: 1.5rem;
  bottom: 0.2rem;
  font-size: 0;
}
.banner .focus ol li {
  display: inline-block;
  width: 0.2rem;
  height: 0.2rem;
  background-color: #636365;
  border-radius: 0.1rem;
  margin: 0 0.1rem;
  transition: all 0.3s;
}
.banner .focus ol .current {
  width: 0.4rem;
  background-color: #fff;
}
.nav {
  width: 15rem;
  height: 6.4rem;
  background-color: #F4F4F4;
}
.nav a {
  display: flex;
  float: left;
  width: 3rem;
  height: 2.84rem;
  flex-direction: column;
  justify-content: flex-end;
  align-items: center;
}
.nav a img {
  width: 1.68rem;
  height: 1.68rem;
}
.nav a span {
  font-size: 0.44rem;
  color: #666;
}
.oneyuan {
  width: 15rem;
  height: 4.68rem;
}
.oneyuan img {
  float: left;
  height: 4.68rem;
}
.oneyuan img:last-child {
  margin-left: 0.04rem;
}
body {
  height: 60rem;
}
.goBack {
  display: none;
  position: fixed;
  right: 0.3rem;
  bottom: 3.7rem;
  width: 2rem;
  height: 2rem;
  background: url(../images/goback.png) no-repeat;
  background-size: 2rem 2rem;
}
